this a serial killer but not ruling it out and gone tothefbiwithhelp of a profiler to track a murderer who committed three murders within miles of each other. is the murder of another brooklyn store owner the work of a serial killer? that's because ballistic tests showed the same .22-caliber gun used in the murder of three store owners. first victim, 65 years old killed in july. in august, another shop owner gunned down inside the store. here at the scene the police found the body inside the store friday night. they say he was shot three times in the head and torso. in this case, as in the two others, law enforcement sources say each body was covered with clothes or merchandise. police are not ruling out a potential hate crime. two of the victims they described as jewish. one was egyptian. also possible link in police commissioner says none of the three stores had surveillance cameras. >> here you have three stores where the proprietor is there by himself, no cameras in any of these stores. so you would have to speculate that some sort of reconnaissance was going on, i would say, before th